Understanding the specifications of civil, welding and anti-corrosive.

认识和理解土建、焊接、防腐的相关标准和规范。

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Alloy steel, completely welded, oil-proof, waterproof and anti-corrosive gas and medium, suitable for all kinds of environments.

合金钢材料，全密封焊接，防油、防水、防一般腐蚀性气体及介质，可适用于各种环境。

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The anti-corrosive mechanism, preparation procedure in lab, manufacture process, performance test and application fields of Zn-Cr coating technology are introduced.

介绍了锌铬膜涂层的防腐蚀机理、 实验室制备过程、生产工艺过程、性能检测和应用领域；

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For many years, zinc, which is used in galvanizing as an anti-corrosive in metals like steel, traded at about 50 cents a pound and was ignored.

FORBES: Single-Stock Retirement Plan

He has committed us all to corporatism, doubling down on the corrupt, corrosive, and fiercely anti-democratic collaboration between big business and big government that caused our near financial obliteration.

FORBES: For President, The Principled Endorsement Is Nobody